Wabu climate — normals and trends
Wabu (South Korea) has a hot-summer humid continental, dry winter climate (Dwa) under the Köppen-Geiger classification. Its mean annual temperature is 11.3 °C and it receives 1,330 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is August (25.0 °C on average) and the coldest is January (-4.2 °C). Rainfall peaks in July.
Wabu averages 117 frost days, 24 hot days (≥ 30 °C) and 104 rainy days per year.
Wabu has warmed by +2.1 °C between 1940 and 2025, or +0.25 °C per decade. This trend is statistically significant.
The number of frost days there went from about 128 to 106 per year over the period.
The hottest day of the period reached 37.9 °C (on 15 August 2018) and the coldest -25.9 °C (on 13 January 1951).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
WabuGyeonggi-do
- coords
- 37.59°, 127.22°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.3°C
Average daily high
16.2°C
Average daily low
6.8°C
Annual rainfall
1,330mm
Sunshine / day
8.5h
Mean relative humidity
71%
Average peak wind
13.6km/h
Seasonal range
29.2°C
Frost days (< 0 °C)
117 d/yr
Hot days (≥ 30 °C)
24 d/yr
Rainy days (≥ 1 mm)
104 d/yr
Annual snowfall
26.2 cm
Average feels-like high
15.2 °C
Average feels-like low
5.3 °C
Average peak gust
33.5 km/h
Tropical nights (≥ 20 °C)
54 d/yr
Solar radiation
14.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.3 °C per decade · r² = 0.53 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
37.9 °C
15 August 2018
Coldest day
-25.9 °C
13 January 1951
Wettest day
235 mm
11 June 1948
Windiest day
45.9 km/h
7 September 2019
Strongest gust
123.1 km/h
28 August 2012
Hottest feels-like
44.7 °C
1 August 2018
Coldest feels-like
-31.4 °C
13 January 1951
Snowiest day
20.0 cm
28 January 1969
Sunniest day
14.3 h
28 June 1951
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 3.0 °C | +2.3 °C | 19 mm | -5 mm |
| Feb | 3.1 °C | -0.6 °C | 5 mm | -24 mm |
| Mar | 12.7 °C | +2.9 °C | 47 mm | -4 mm |
| Apr | 18.4 °C | +1.4 °C | 94 mm | +7 mm |
| May | 21.7 °C | -0.6 °C | 97 mm | -5 mm |
| Jun | 27.6 °C | +1.6 °C | 157 mm | +6 mm |
| Jul | 31.1 °C | +3.0 °C | 267 mm | -78 mm |
| Aug | 30.7 °C | +1.8 °C | 257 mm | +2 mm |
| Sep | 26.4 °C | +1.6 °C | 312 mm | +157 mm |
| Oct | 19.8 °C | +1.0 °C | 178 mm | +123 mm |
| Nov | 13.4 °C | +2.5 °C | 15 mm | -35 mm |
| Dec | 4.3 °C | +1.0 °C | 46 mm | +17 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Wabu?
Wabu has a hot-summer humid continental, dry winter climate (Köppen Dwa). Over 1940-2025, the average annual temperature is 11.3 °C and it receives 1,330 mm of precipitation per year.
What is the hottest day ever recorded in Wabu?
The hottest day measured in Wabu between 1940 and 2025 was 15 August 2018, reaching 37.9 °C.
What is the coldest day in Wabu?
The coldest day measured in Wabu between 1940 and 2025 was 13 January 1951, at -25.9 °C.
Does it snow in Wabu?
Yes. Wabu gets on average 26.2 cm of snow per year and has around 117 frost days.
Has the climate of Wabu warmed?
Yes: Wabu warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Wabu?
The wettest day measured in Wabu between 1940 and 2025 was 11 June 1948, with 235 mm of rain in 24 hours.
What was the windiest day in Wabu?
The windiest day measured in Wabu between 1940 and 2025 was 7 September 2019, with winds reaching 45.9 km/h.
What is the warmest month in Wabu?
The warmest month in Wabu is August (25.0 °C on average); the coldest is January (-4.2 °C).
How much does it rain in Wabu?
Wabu receives on average 1,330 mm of precipitation per year, spread over about 104 rainy days.
Is it sunny in Wabu?
Wabu gets on average 8.5 hours of sunshine per day, roughly 3,103 hours per year over 1940-2025.
What is the biggest single-day snowfall in Wabu?
The heaviest 24-hour snowfall measured in Wabu between 1940 and 2025 was 28 January 1969, with 20.0 cm.
Are there tropical nights in Wabu?
Yes: Wabu has on average 54 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Wabu?
In Wabu, between 1940 and 2025, the highest apparent temperature reached 44.7 °C on 1 August 2018, and the lowest was -31.4 °C on 13 January 1951.
Compare Wabu with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Wabu